A suburb of separate houses
Separate houses make up 98% of occupied homes in St Clair, above the 66% across NSW. Flats or apartments account for 1% (22% statewide), and townhouses, terraces or semi-detached houses also for 1% (12% statewide). The figures suggest a larger share of homes that are standalone houses than across the state, and a smaller share in apartment buildings or attached houses of any kind.
Bedroom counts sit high: 50% of homes in St Clair have three bedrooms, against 35% across NSW, and 45% have four or more, against 34%. Homes with two bedrooms or fewer are 4% of the total, below 30% across NSW. On Census night 3% of private dwellings in the suburb were unoccupied, below the state's 9%.
Paying off the house in St Clair
In St Clair, 46% of households are paying off a mortgage, above 33% across NSW, and the median repayment is $2,167 a month, the same as the NSW median of $2,167. Outright owners make up 31% of households, below 32% across NSW. Renting households are 21% of the total, below 33%, and 77% of them rent from a landlord the ABS records as a real estate agent, compared with 69% statewide.
Median household income in St Clair is $2,067 a week, above $1,829 across NSW, and median rent is $440 a week, above the state's $420. Worked out on this page from those two medians, the median weekly rent equals 21% of the median weekly income of all the suburb's households, renters or not. Across NSW the same calculation gives 23%, so St Clair sits below the state.
Bigger households, younger ages, the same address as in 2016
An average household in St Clair holds 3 people, above 2.6 across NSW, suggesting larger households than the state's. The median age, at 36 years, is below the NSW median of 39, which points to a younger population. All told, the suburb of St Clair was home to 19,942 people at the 2021 Census.
A single 2021 Census question asked where each person aged five and over had lived in 2016. In St Clair, 68% of people aged five and over lived at the same address five years earlier, above 54% across NSW. That higher share suggests a larger share of people aged five and over in St Clair at the same address in 2021 as in 2016 than across NSW.